Home / 4,071.96-6,109.56-1,439.82

Finding the Fourth Proportional to 4,071.96, 6,109.56 and 1,439.82

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Solution

The fourth proportional to 4,071.96, 6,109.56 and 1,439.82 is: 2,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.96 : 6,109.56 = 1,439.82 : x
  2. Step 2: Convert to fraction form
    4,071.96/6,109.56 = 1,439.82/x
  3. Step 3: Cross multiply
    4,071.96x = 6,109.56 × 1,439.82
  4. Step 4: Simplify right side
    4,071.96x = 8,796,666.68
  5. Step 5: Solve for x
    x = 8,796,666.68/4,071.96
  6. Step 6: Final answer
    x = 2,160.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.